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Which of the following oxides of chromiu...

Which of the following oxides of chromium is amphoteric in nature?

A

CrO

B

`"Cr"_(2)"O"_(3)`

C

`"CrO"_(3)`

D

`"CrO"_(5)`

Text Solution

Verified by Experts

The correct Answer is:
B
`Cr_(2)O_(3)` is amphoteric in nature as it reacts with acids as well as bases.
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 19-Paper 1 (Physics & Chemistry)
  1. Nitric acid oxidise phosphrous to

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  2. The order of electron affinity among halogen is

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  3. Which of the following oxides of chromium is amphoteric in nature?

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  4. Which of the following oxides of chromium is amphoteric in nature?

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  5. The correct order of boiling point is

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  6. Which physical property in the alkali metal group increases with atomi...

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  7. The colour of sky is due to

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  8. The standard emf for the cell cell reaction Zn + Cu^(2+) rarr Zn^(2+)...

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  9. What is the equivalent weight of "SnCl"(2) in the following reaction ?...

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  10. What type of crystal defect is indicated in the diagram given below : ...

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  11. Copper is refined by

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  12. Dinitrogen pentoxide (N(2)O(5)), a colourless solid is prepared by

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  13. The shape of "XeOF"(2) on the basis of VSEPR theory is

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  14. All alkyl halides undergo reduction process except

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  15. Mark the correct statement about aldehydes and ketones

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  16. A binary liquid solution is prepared by mixing n-heptane and ethanol. ...

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  17. For which of the following reactions DeltaH is less than DeltaE ?

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  18. In which cell the free energy of a chemical reaction is directly conve...

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  19. For a zero order reaction, the plot of concentration, vs time is line...

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  20. What is the ratio of kinetic energies of 3 g of hydrogen and 4 g of ox...

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